What Connects Zombies, Aliens And Robots

Sometimes we happen to come across something that has the answer to many questions and in this case, the answer in the diagram actually answers three questions all in one go! This diagram done in the style of Venn shows that there is a clear connection between Aliens, Robots and Zombies, the answers can be found in the areas that crossover and it seems that we were right all along.

Source [Geeks Are Sexy]